中国石油大学天梯赛真题模拟第五场
作者:互联网
L2-4 秀恩爱分得快 (25 分)
也不知道是踩了什么坑,WA了两个小时还de不出来。WA了两个点
#include "bits/stdc++.h" using namespace std; const int maxn = 1100; double ans[maxn][maxn]; int mp[maxn][maxn]; int sex[maxn]; int main() { freopen("input.txt", "r", stdin); int n, m; cin >> n >> m; int from, flag; char s[10]; for (int i = 0; i < m; i++) { cin >> mp[i][0]; for (int j = 1; j <= mp[i][0]; j++) { cin >> s; if (s[0] == '-') from = 1, flag = -1; else from = 0, flag = 1; for (int k = from; s[k] != '\0'; k++) { mp[i][j] = mp[i][j] * 10 + s[k] - '0'; } sex[mp[i][j]] = flag; } } int a, b; cin >> a >> b; if (a < 0) a *= -1; if (b < 0) b *= -1; double maxa = 0, maxb = 0; for (int i = 0; i < m; i++) { for (int j = 1; j <= mp[i][0]; j++) { if (mp[i][j] == a) { for (int k = 1; k <= mp[i][0]; k++) { if (sex[a] != sex[mp[i][k]]) { ans[a][mp[i][k]] += 1.0 / mp[i][0]; } maxa = max(maxa, ans[a][mp[i][k]]); } } if (mp[i][j] == b) { for (int k = 1; k <= mp[i][0]; k++) { if (sex[b] != sex[mp[i][k]]) ans[b][mp[i][k]] += 1.0 / mp[i][0]; maxb = max(maxb, ans[b][mp[i][k]]); } } } } if (ans[a][b] == maxa && ans[b][a] == maxb) { cout << a * sex[a] << " " << b * sex[b] << endl; } else { for (int i = 0; i < n; i++) { if (sex[i] != sex[a] && ans[a][i] == maxa) { cout << a * sex[a] << " " << i * sex[i] << endl; } } for (int i = 0; i < n; i++) { if (sex[i] != sex[b] && ans[b][i] == maxb) { cout << b * sex[b] << " " << i * sex[i] << endl; } } } return 0; }WA
标签:WA,int,第五场,++,赛真题,flag,maxn,mp,石油大学 来源: https://www.cnblogs.com/albert-biu/p/10614848.html